Home / 31,132.62-46,716.23-19,292.83

Finding the Fourth Proportional to 31,132.62, 46,716.23 and 19,292.83

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Solution

The fourth proportional to 31,132.62, 46,716.23 and 19,292.83 is: 28,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,132.62 : 46,716.23 = 19,292.83 : x
  2. Step 2: Convert to fraction form
    31,132.62/46,716.23 = 19,292.83/x
  3. Step 3: Cross multiply
    31,132.62x = 46,716.23 × 19,292.83
  4. Step 4: Simplify right side
    31,132.62x = 901,288,142.72
  5. Step 5: Solve for x
    x = 901,288,142.72/31,132.62
  6. Step 6: Final answer
    x = 28,949.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.